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2)[CLO-1] The aqueous solution of H;NCH;CH;NH, CI is going to be- Note that for ethylene diammonium ion "H;NCH,CH;NH,", kai = 1.42 x 10", ka = 1.18 x 1010 A)neutral B)None of the above C)Basic D)Acidic

2)[CLO-1] The aqueous solution of H;NCH;CH;NH, CI is going to be- Note that for ethylene diammonium ion "H;NCH,CH;NH,", kai = 1.42 x 10", ka = 1.18 x 1010 A)neutral B)None of the above C)Basic D)Acidic

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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2)[CLO-1] The aqueous solution of H;NCH;CH,NH, CI is going to be Note that for ethylene diammonium ion "H;NCH;CH;NH,", ka = 1.42 x 107, k2 = 1.18 x 1010 A)neutral B)None of the above C)Basic D)Acidie 3)[CLO-6] What weight of sodium dihydrogen phosphate (NaH,PO.), (molar mass is 112 g/mol) must be added to 400 mL of 0.8 M of disodium hydrogen phosphate (Naz:HPO.) to produce a buffer solution that has a pH = 7.5, (Note for H,PO., ka = 7.11 * 10°, ka-6.32 * 10*, ka4.5 x 10"). A)71.61 g B) 17.91 g C)1.59 * 10 g D)1.59 g E)179.30 g 4)[CLO-6] Calculate the pH of a solution that contains 0.0400 M in Na:CO, and 0.0100 M in NaHC:O.. (Notice that for H,C:O, K-5.60 x 102, K 5.42 x 10) A)4.87 B)4.27 C)1.84 D)1.25 E)3.62
Transcribed Image Text:2)[CLO-1] The aqueous solution of H;NCH;CH,NH, CI is going to be Note that for ethylene diammonium ion "H;NCH;CH;NH,", ka = 1.42 x 107, k2 = 1.18 x 1010 A)neutral B)None of the above C)Basic D)Acidie 3)[CLO-6] What weight of sodium dihydrogen phosphate (NaH,PO.), (molar mass is 112 g/mol) must be added to 400 mL of 0.8 M of disodium hydrogen phosphate (Naz:HPO.) to produce a buffer solution that has a pH = 7.5, (Note for H,PO., ka = 7.11 * 10°, ka-6.32 * 10*, ka4.5 x 10"). A)71.61 g B) 17.91 g C)1.59 * 10 g D)1.59 g E)179.30 g 4)[CLO-6] Calculate the pH of a solution that contains 0.0400 M in Na:CO, and 0.0100 M in NaHC:O.. (Notice that for H,C:O, K-5.60 x 102, K 5.42 x 10) A)4.87 B)4.27 C)1.84 D)1.25 E)3.62
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